253071

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1$

素因数の和:132

約数の個数: 32

約数和(自身を含む): 465920

約数和(自身を除く): 212849

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 103, 117, 189, 273, 309, 351, 721, 819, 927, 1339, 2163, 2457, 2781, 4017, 6489, 9373, 12051, 19467, 28119, 36153, 84357, 253071]

約数ペア:

[(1, 253071), (3, 84357), (7, 36153), (9, 28119), (13, 19467), (21, 12051), (27, 9373), (39, 6489), (63, 4017), (91, 2781), (103, 2457), (117, 2163), (189, 1339), (273, 927), (309, 819), (351, 721)]